Matthew 3:7
But when John saw that many of the Pharisees and Sadducees were coming for baptism, he said: "O brood of vipers! Who has warned you to flee from the wrath to come?
Matthew 12:39
In reply Jesus told them. "An evil and faithless generation seeks a sign, and no sign will be given them except the sign of the prophet Jonah.
Matthew 16:4
A wicked and faithless generation is seeking a sign, but no sign shall be given it but the sign of Jonah." So he left them and went away.
Matthew 23:36
"In solemn truth I tell you that all these things will come upon this generation.
Acts 2:40
With many other words he continued to bear testimony, and kept entreating them, saying, "Save yourselves from this perverse generation."